Mercurial > hg > precise-onset-detection

/*
 *  PeakProcessor.h
 *  peakOnsetDetector
 *
 *  Created by Andrew on 07/09/2012.
 *  Copyright 2012 QMUL. All rights reserved.
 *
 */

#ifndef PEAK_PROCESSOR
#define PEAK_PROCESSOR

#include <vector.h>
#include "math.h"

class PeakProcessor{
	public:

	PeakProcessor();
	~PeakProcessor();
	//peak processing requires
	static const int vectorSize = 512/6;
	vector<double> recentDFsamples;
	vector<bool> recentDFonsetFound;
	vector<double> recentDFslopeValues;

	int numberOfDetectionValuesToTest;
	bool peakProcessing(const double& newDFval);
	double getBestSlopeValue(const float& dfvalue);
	bool checkForSlopeOnset(const float& bestValue);
	int currentFrame, lastSlopeOnsetFrame, cutoffForRepeatOnsetsFrames;
	void updateDetectionTriggerThreshold(const float& val);
	float detectionTriggerThreshold, detectionTriggerRatio;
	float bestSlopeMedian, thresholdRelativeToMedian;
	bool newOnsetFound, slopeFallenBelowMedian;


};
#endif
author	Andrew N Robertson <andrew.robertson@eecs.qmul.ac.uk>
date	Sat, 22 Sep 2012 01:11:31 +0100
parents	3dcbd77efc94
children	7ec1ed0b2eb0